There is a small village in the center of the desert where people live a very hard life.It is not that they are unwilling to leave this barren land, b...
There is a mountain spring at the foot of the mountain. The spring comes out from the spring, converging into a brook and flowing to the field.A Woodm...
On November 20, 2018, it was reported that DEAR air separation (hereinafter referred to as DEAR) and Asian Silicon Industry (Qinghai) Co., Ltd. (herei...
On November 8, 2018, it was reported that DEAR air separation (hereinafter referred to as "DEAR") provided for Hebei Anfeng Iron and Steel Co., Ltd. (...
October brings hope, pleasure in the golden autumn, and the good results! According to the news on October 8, Kaifeng DEAR air separation (hereinafte...
A group of wild geese fell beside the lake in the park. They planned to live here and went back to the south for winter in autumn.Tourists in the park...
On September 10, the news came from the science and technology bureau that DEAR air separation (hereinafter referred to as "DEAR") had successfully pa...
Who is the most powerful, little mouse, little white rabbit and big cock? They brag together.The Mouse said, "I am the best. Once I had a duel wi...
The main components in the air are nitrogen and oxygen. By selecting the adsorbents with different adsorption selectivity for nitrogen and oxygen, the...
It was reported on July 20 that DEAR air separation successfully signed a contract with Henan Fengbao Special Steel Co., Ltd. (hereinafter referred to...
There is a grove in the desert, in which dozens of birds are struggling to live. One of the birds saw their habitat getting smaller and smaller, and t...
On the afternoon of March 28, the award ceremony of "integrity Kaifeng • 2018 Kaifeng public praise list" was grandly held in the conference center on...
